Swan River - Pier 21 Marina Wind ForecastAustraliaWAPerthSwan River - Pier 21 Marina1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Swan River - Pier 21 Marina wind forecast issued today at 7:34 am. Next forecast at approx. 7:34 pm. Swan River - Pier 21 Marina Wind Statistics View MoreJune WindSwanbourne (8km)2025MayJuneStrongest 21 June, 202572.4km/h SWAverage June14.2km/hStrongest 19 May, 202557.2km/h SSWAverage May13.9km/hStrongest 21 June, 202572.4km/h SWAverage 202515.1km/hClimate (2010–Present)Swanbourne (8km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 May, 2024100.1km/h WAverage 2020–202515.9km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average June17.5%10%2.5%CalmNear GaleJune Wind RoseJune (5 Year Average)5 Year Average Annual5 Year Average June17.5%10%2.5%CalmNear GaleGet WillyWeather+ to remove ads